I remember being so bloated from the colon cleanse that I don't think I was that hungry. My doctor's instructions said I could add Crystal Light to the cleanse, so it would be tolerable. You must refrain from anything that has red, purple, or orange dye in it. I did drink chicken broth and eat lime and lemon jello. You can also buy sugar free popsicles, too.
Here is a good list:
https://www1.ghc.org/html/public/spe...gy/colon-diet1